Q4. Which of the following statements is true regarding the informativeness of an information system? 1) The higher the main diagonal probabilities of the information system relative to the off-main diagonal probabilities, the lower the informativeness. 2) The lower the main diagonal probabilities of the information system relative to the off-main diagonal probabilities, the higher the informativeness. 3) The higher the main diagonal probabilities of the information system and the higher the off-main diagonal probabilities, the higher the informativeness. 4) The higher the main diagonal probabilities of the information system relative to the off-main diagonal probabilities, the higher the informativeness